diff --git a/src/main/config/app.ts b/src/main/config/app.ts
index 64fdc00..eacc1a2 100644
--- a/src/main/config/app.ts
+++ b/src/main/config/app.ts
@@ -9,7 +9,7 @@ let appConfig: IAppConfig // config.yaml
 export async function getAppConfig(force = false): Promise<IAppConfig> {
   if (force || !appConfig) {
     const data = await readFile(appConfigPath(), 'utf-8')
-    appConfig = yaml.parse(data) || defaultConfig
+    appConfig = yaml.parse(data, { merge: true }) || defaultConfig
   }
   if (typeof appConfig !== 'object') appConfig = defaultConfig
   return appConfig
diff --git a/src/main/config/controledMihomo.ts b/src/main/config/controledMihomo.ts
index e5b7f37..016eb34 100644
--- a/src/main/config/controledMihomo.ts
+++ b/src/main/config/controledMihomo.ts
@@ -12,7 +12,7 @@ let controledMihomoConfig: Partial<IMihomoConfig> // mihomo.yaml
 export async function getControledMihomoConfig(force = false): Promise<Partial<IMihomoConfig>> {
   if (force || !controledMihomoConfig) {
     const data = await readFile(controledMihomoConfigPath(), 'utf-8')
-    controledMihomoConfig = yaml.parse(data) || defaultControledMihomoConfig
+    controledMihomoConfig = yaml.parse(data, { merge: true }) || defaultControledMihomoConfig
   }
   if (typeof controledMihomoConfig !== 'object')
     controledMihomoConfig = defaultControledMihomoConfig
diff --git a/src/main/config/override.ts b/src/main/config/override.ts
index f5a05ce..89f0595 100644
--- a/src/main/config/override.ts
+++ b/src/main/config/override.ts
@@ -10,7 +10,7 @@ let overrideConfig: IOverrideConfig // override.yaml
 export async function getOverrideConfig(force = false): Promise<IOverrideConfig> {
   if (force || !overrideConfig) {
     const data = await readFile(overrideConfigPath(), 'utf-8')
-    overrideConfig = yaml.parse(data) || { items: [] }
+    overrideConfig = yaml.parse(data, { merge: true }) || { items: [] }
   }
   if (typeof overrideConfig !== 'object') overrideConfig = { items: [] }
   return overrideConfig
diff --git a/src/main/config/profile.ts b/src/main/config/profile.ts
index a9f8e8a..f976370 100644
--- a/src/main/config/profile.ts
+++ b/src/main/config/profile.ts
@@ -14,7 +14,7 @@ let profileConfig: IProfileConfig // profile.yaml
 export async function getProfileConfig(force = false): Promise<IProfileConfig> {
   if (force || !profileConfig) {
     const data = await readFile(profileConfigPath(), 'utf-8')
-    profileConfig = yaml.parse(data) || { items: [] }
+    profileConfig = yaml.parse(data, { merge: true }) || { items: [] }
   }
   if (typeof profileConfig !== 'object') profileConfig = { items: [] }
   return profileConfig
@@ -169,7 +169,7 @@ export async function setProfileStr(id: string, content: string): Promise<void>
 
 export async function getProfile(id: string | undefined): Promise<IMihomoConfig> {
   const profile = await getProfileStr(id)
-  let result = yaml.parse(profile) || {}
+  let result = yaml.parse(profile, { merge: true }) || {}
   if (typeof result !== 'object') result = {}
   return result
 }
diff --git a/src/main/core/factory.ts b/src/main/core/factory.ts
index d0fc5a2..a95fd61 100644
--- a/src/main/core/factory.ts
+++ b/src/main/core/factory.ts
@@ -44,7 +44,7 @@ async function overrideProfile(
         profile = runOverrideScript(profile, content, item)
         break
       case 'yaml': {
-        let patch = yaml.parse(content) || {}
+        let patch = yaml.parse(content, { merge: true }) || {}
         if (typeof patch !== 'object') patch = {}
         profile = deepMerge(profile, patch)
         break
diff --git a/src/main/core/mihomoApi.ts b/src/main/core/mihomoApi.ts
index 17ff21b..90315f5 100644
--- a/src/main/core/mihomoApi.ts
+++ b/src/main/core/mihomoApi.ts
@@ -83,7 +83,6 @@ export const mihomoGroups = async (): Promise<IMihomoMixedGroup[]> => {
   const runtime = await getRuntimeConfig()
   const groups: IMihomoMixedGroup[] = []
   runtime?.['proxy-groups']?.forEach((group: { name: string; url?: string }) => {
-    group = Object.assign(group, group['<<'])
     const { name, url } = group
     if (proxies.proxies[name] && 'all' in proxies.proxies[name] && !proxies.proxies[name].hidden) {
       const newGroup = proxies.proxies[name]
diff --git a/src/main/resolve/autoUpdater.ts b/src/main/resolve/autoUpdater.ts
index a929f94..dfcbb14 100644
--- a/src/main/resolve/autoUpdater.ts
+++ b/src/main/resolve/autoUpdater.ts
@@ -21,7 +21,7 @@ export async function checkUpdate(): Promise<IAppVersion | undefined> {
       }
     }
   )
-  const latest = yaml.parse(res.data) as IAppVersion
+  const latest = yaml.parse(res.data, { merge: true }) as IAppVersion
   const currentVersion = app.getVersion()
   if (latest.version !== currentVersion) {
     return latest